/** 软件版本上传进度与错误（任务 129）：上传 job 状态转换与失败消息兜底；纯逻辑。 */

export type VersionUploadStatus = 'idle' | 'running' | 'done' | 'failed'

export interface VersionUploadState {
  status: VersionUploadStatus
  progress: number
  message?: string
}

export function createVersionUploadState(): VersionUploadState {
  return { status: 'idle', progress: 0 }
}

export function startVersionUpload(_state: VersionUploadState): VersionUploadState {
  return { status: 'running', progress: 0 }
}

export function succeedVersionUpload(_state: VersionUploadState): VersionUploadState {
  return { status: 'done', progress: 100 }
}

export function failVersionUpload(_state: VersionUploadState, message: string): VersionUploadState {
  const text = typeof message === 'string' ? message.trim() : ''
  return { status: 'failed', progress: 0, message: text || '上传失败，请重试' }
}